Exponent Range: to+ above minimum exponent Include full ECM history (every "NF-ECM" result, slow) Include expired assignments Show software version in historyGet statusMnDetails332204647Composite: proven not-prime with PRP testNo factors below 281TF target 281P-1B1 = 2860000B2 = 75075000PRPStatusProofDateUserResidueShiftTypeBaseVerifiedCertified GoodPower=102025-05-10ANONYMOUS61B0B45630E6073E14133949813HistoryDateUserTypeResult2025-05-10V0rtex762CERTProof certified good2025-05-10ANONYMOUSC-PRP Proof Certified Good Proof Power: 102023-10-18James HeinrichNFno factor TF: 67-682022-12-24Magallan3sNFno factor TF: 68-692022-12-24Magallan3sNFno factor TF: 67-682022-12-24Magallan3sNFno factor TF: 66-672022-12-24Magallan3sNFno factor TF: 65-662022-12-24Magallan3sNFno factor TF: 1-652020-09-22Albrecht HeefferNFno factor TF: 80-812020-09-10Albrecht HeefferNFno factor TF: 79-802017-11-13Oliver KruseNF-PM1B1=2860000, B2=75075000, E=122011-05-22amphoriaNFno factor TF: 78-792011-05-22amphoriaNFno factor TF: 77-782011-05-22amphoriaNFno factor TF: 76-772011-04-24Sebastian HornbostelNFno factor TF: 75-762011-04-18SunfishNFno factor TF: 74-752010-05-16Team_InspectorNFno factor TF: 73-742009-01-31Kisfaludi ZsomborNFno factor TF: 72-732009-01-21Kisfaludi ZsomborNFno factor TF: 71-722009-01-17Kisfaludi ZsomborNFno factor TF: 70-712009-01-14Kisfaludi ZsomborNFno factor TF: 69-702009-01-07Team_InspectorNFno factor TF: 68-69